intermediates相关论文
Accelerated plasma degradation of organic pollutants in milliseconds and examinations by mass spectr
The rapid degradation of organic pollutants,process monitoring and online controlling to obtain advanced products and de......
Construction of Cu-Ce interface for boosting toluene oxidation:Study of Cu-Ce interaction and interm
A facile hydrothermal method was applied to gain stably and highly efficient CuO-CeO2 (denoted as Cu1Ce2) catalyst for t......
Establishment of Ag nanoparticles modified TiO2/Mesoporous g-C3N4 photocatalyst with enhanced cataly
In this work,an efficient ternary Ag/TiO2/mesoporous-g-C3N4(M-g-C3N4)photocatalyst was successfully prepared by depositi......
TiO2 is considered as an ideal photocatalyst in organic pollutants degradation,photocatalytic hydrogen generation,dye-se......
Plasmonic Bi/ZnWO4 Microspheres with Improved Photocatalytic Activity on NO Removal under Visible Li
Photocatalysis is an effective and promising technique for gaseous pollutants removal at low concentration levels,and it......
Unveiling enzyme-mimetic active intermediate of a bioinspired oxo-MoS_(x) electrocatalyst for aqueou
Excessive nitrate in groundwater has emerged as a serious environmental concern. The elevated nitrate concentration in d......
High active amorphous Co(OH)_(2) nanocages as peroxymonosulfate activator for boosting acetaminophen
Acetaminophen(ACE)is commonly used in analgesic and antipyretic drug,which is hardly removed by traditional wastewater t......
The detailed transmission electron microscopy observations of the immature carbon nanotubes (CNTs),obtained at relativel......
In polymerization of N-carboxyanhydride-L-α-arginine(L-Arg-NCA) in H2O,nucleophilic reaction of guanidine group with th......
High active amorphous Co(OH)2 nanocages as peroxymonosulfate activator for boosting acetaminophen de
Acetaminophen(ACE)is commonly used in analgesic and antipyretic drug,which is hardly removed by traditional wastewater t......
Alveolarmacrophages(AM)playanimportantroleinthelungdefenseagainstinfections .AmongthenumeroussecretaryproductsofAM ,therearetwogro?
Alveolarmacrophages (AM) playanimportantroleinthelungdefenseagainstinfections .Amongthenumeroussecretaryproduct......
Sulfonium salts and sulfur ylides are important S(IV) motifs, and have displayed many unique reactivities to provide sim......
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Investigation of the common intermediates over Fe-ZSM-5 in NH3-SCR reaction at low temperature by in
The surface species formed in the reaction of NO and NO2 with pre-adsorbed NH3 over a FeZSM-5 catalyst (1.27 wt.% Fe,SiO2......
This study was performed to investigate the variables that influence chlorobenzene (CB) degradation in aqueous solution ......
More efficient oxidation methods are needed to degrade especially newly emerging recalcitrant organic contaminants at lo......
Electrochemical oxidation of 1H,1H,2H,2H-perfluorooctane sulfonic acid (6∶2 FTS) on DSA electrode: O
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采用紫外活化过硫酸钠(UV/PS)降解三氯卡班(TCC).考察了UV、PS和UV/PS联用工艺去除TCC的效果,研究了PS投加量、反应初始pH值和腐殖......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
以异丁基硼酸、(1S,2S,3R,5S)-(+)-蒎烷二醇、二氯甲烷、ZnCl2为原料,经过酯化反应、金属化反应、亲核取代反应、水解反应等步骤,......
This study was performed to investigate the variables that influence chlorobenzene (CB) degradation in aqueous solution ......
蛋白质折叠机理的研究是基因重组蛋白质高效生产的前提条件,对于工业化生产重组蛋白以及治疗与蛋白集聚密切相关的疾病都有重要意......
介绍了生物滴滤技术的研究现状,包括工艺操作性能、填料、降解微生物、降解机理、动力学模型以及工业化应用。今后生物滴滤技术需要......
以2-脱氧-D-核糖和甲醇为原料,在酸性条件下生成甲氧基脱氧核糖,在芴甲氧羰酰氯的作用下发生酯化反应,经柱层析得到产物。......
老年痴呆病是一种起病隐匿的进行性发展的神经系统退行性疾病。本文介绍了目前已报道的抗老年痴呆症药物活性中间体的合成路线,并......
目的合成2.乙基亚磺酰基取代的青霉烯类双环母核中间体。方法以4.乙酰氧基氮杂环丁-2-酮为起始原料,经两次取代、关环、氧化4步反应合......
以对羟基苯甲醛、溴为原料,四氢呋喃作为反应溶剂,在-10℃下进行溴化反应,得到3-溴-4-羟基苯甲醛粗品,并用二氯乙烷进行重结晶,产......
<正> Ru486(mifepriston)为一甾体类化合物,70年代中期由法国罗素·优克福公司率先研制,对于抗早孕有显著效果。目前国内Ru486......
报道了非甾体抗炎药安吡昔康的合成 ,总收率为 2 9 4% .应用参数设计技术对其中间体1 氯乙基氯甲酸酯和 1 氯乙基碳酸乙酯的制备工......
以具有典型偶氮染料结构的甲基橙溶液为模拟处理对象,考察了甲基橙溶液臭氧氧化过程中吸光度和COD的变化。结果表明:100 mg/L的甲基......
均相时间荧光免疫分析(HTRF)是一种快速、简便的分析方法,它将荧光共振能量转移与时间分辨荧光相结合,以稳定的穴状稀土螯合剂为荧......
研究了四种苯酚降解中间产物-邻苯二酚、对苯二酚、对苯二醌以及顺丁烯二酸对比色法定量检测苯酚浓度的影响,结果表明,对苯二醌中间体......
总结了存在电荷转移复合物反应的反应历程的研究结果,在Diels-Alder反应和氢负离子转移反应中观测到负的表观活化焓,表明电荷转移复合物是真正的......
创新霉素是我国发现的一个具独特结构的新抗生素,经结构改造后的部分化合物具有不同程度的抗瘤活性。本文合成制得六种新的氧代创新......
采用HPLC法测定诺氟沙星中间体及副产物的相对含量,为工艺改进,提高质量提供了一个快速有效的测定方法。......
L-阿拉伯糖依次经苄基和亚异丙基保护羟基得1-O-苄基-3,4-O-亚异丙基-β-L-阿拉伯糖,续经TEMPO/NaOCl/KBr氧化、硼氢化钠还原、80%......
在汽油中添加甲基叔丁基醚(MTBE)可提高辛烷值和燃烧效率,减少汽车尾气的排放,但MTBE使用量的迅速增长加剧了地下油罐泄漏和车辆维......
目的开发Trk激酶抑制剂关键中间体—3,5-二氨基-4-氰基-1 H-吡唑的合成新路线。方法以丙二腈为原料,在NaOH的乙腈溶液中与氯甲酸氯......
建立垂直产业结构经济模型,而后运用利润最大化以及动态博弈的方法进行分析,最终得出结论.从企业的微观角度考虑,分析影响上下游企......
将新鲜制备的不含Rubisco的水稻叶片低分子量蛋白组分在离体条件下于室温保温48h,ND-PAGE分析发现在ATP 5mmol/L和Mg^2+ 5mmol/L的作用条件下,在分子量为560kD位置上有一蛋白带生......
将新鲜制备的不含Rubisco的豌豆叶片低分子量(LMW)蛋白组分在离体条件下于室温保温48 h后,经ND-PAGE分析发现,ATP和Mg2+是组装的必......
奎尼酸是一种具有极高价值的精细化工产品和医药中间体,在医药、食品、化工等行业均有广泛的应用价值.奎尼酸广泛存在于多种植物中......
利用质谱分析对溴莫普林的三个中间体进行鉴定,分别得到各自的分子离子和特征碎片,证明了合成溴莫普林的各个中间分子结构是正确的。......
目的:建立测定阿托伐他汀钙3种中间体的含量和有关物质的方法。方法:采用高效液相色谱法。3种中间体4-氟苯基苄基酮(FPAP)、苯基戊酰胺......
脒类化合物一般用作消炎药、抗菌素、泌尿及心血管疾病用药,另外一些种类的脒类化合物具有较好的抗癌活性。脒类化合物作为杀螨杀......
介绍了2000年到期的头孢类抗生素包括头孢噻肟、头孢三嗪、头孢呋新、头孢他啶和头孢克肟及其中间体的技术与市场情况,为医药行业和医药......
介绍了用于合成保幼激素类杀虫剂苯氧威和灭幼宝的中间体对苯氧基苯酚的4种合成方法,即对苯二酚法、对氯苯酚法、二苯醚法和对苯氧......
我国是全球橡胶助剂及中间体主要生产国和消费国,但是落后的工艺技术和日趋严格的环境保护法出台给我国橡胶助剂业发展带来较大压......